Patents by Inventor Christopher Kocaj

Christopher Kocaj has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Tire tread
    Patent number: D362211
    Type: Grant
    Filed: January 21, 1994
    Date of Patent: September 12, 1995
    Assignee: Bridgestone/Firestone, Inc.
    Inventors: Timothy J. Lassan, Bill J. Wallet, Dennis W. Krupa, Fred J. Cusimano, Christopher Kocaj
  • Tire tread
    Patent number: D777653
    Type: Grant
    Filed: December 21, 2015
    Date of Patent: January 31, 2017
    Inventors: Christopher T. Baker, Edward L. Montgomery, Christopher Kocaj, Ramendra Nath Majumdar, Xiaodong Wang